EP1004854A4 - Position detector and lens barrel - Google Patents

Position detector and lens barrel

Info

Publication number: EP1004854A4
Authority: EP; European Patent Office
Prior art keywords: lens barrel; position detector; detector; barrel; lens
Prior art date: 1998-06-15
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP99925330A

Other languages

German (de)

French (fr)

Other versions

EP1004854B1 (en

EP1004854A1 (en

Inventor

Eiichi Nagaoka

Takushi Terasaka

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Panasonic Holdings Corp

Original Assignee

Matsushita Electric Industrial Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1998-06-15

Filing date

1999-06-15

Publication date

2000-08-30

1999-06-15 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

2000-05-31 Publication of EP1004854A1 publication Critical patent/EP1004854A1/en

2000-08-30 Publication of EP1004854A4 publication Critical patent/EP1004854A4/en

2004-01-21 Application granted granted Critical

2004-01-21 Publication of EP1004854B1 publication Critical patent/EP1004854B1/en

2019-06-15 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
- G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/245—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/245—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
- G01D5/2451—Incremental encoders
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Transmission And Conversion Of Sensor Element Output (AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Lens Barrels (AREA)

EP99925330A 1998-06-15 1999-06-15 Position detector and lens barrel Expired - Lifetime EP1004854B1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP16662898		1998-06-15
JP16662898A JP3511898B2 (en)	1998-06-15	1998-06-15	Position detecting device and lens barrel
PCT/JP1999/003186 WO1999066291A1 (en)	1998-06-15	1999-06-15	Position detector and lens barrel

Publications (3)

Publication Number	Publication Date
EP1004854A1 EP1004854A1 (en)	2000-05-31
EP1004854A4 true EP1004854A4 (en)	2000-08-30
EP1004854B1 EP1004854B1 (en)	2004-01-21

Family

ID=15834821

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP99925330A Expired - Lifetime EP1004854B1 (en)	1998-06-15	1999-06-15	Position detector and lens barrel

Country Status (6)

Country	Link
US (1)	US6324023B1 (en)
EP (1)	EP1004854B1 (en)
JP (1)	JP3511898B2 (en)
KR (1)	KR100322986B1 (en)
DE (1)	DE69914293T2 (en)
WO (1)	WO1999066291A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4773621B2 (en) *	2001-01-19	2011-09-14	キヤノン株式会社	Optical device
JP3843034B2 (en) *	2002-04-02	2006-11-08	ペンタックス株式会社	Optical device
US7567284B2 (en)	2003-06-17	2009-07-28	Olympus Corporation	Encoder, lens-implement and digital camera
JP2005147981A (en) *	2003-11-19	2005-06-09	Sankyo Seiki Mfg Co Ltd	Position-detecting device
US20050263687A1 (en) *	2004-05-28	2005-12-01	Nokia Corporation	Optoelectronic position determination system
JP4247622B2 (en) *	2004-08-19	2009-04-02	ソニー株式会社	Lens position detection device, lens barrel, and imaging device
EP1775614A4 (en)	2004-08-19	2011-03-16	Sony Corp	Lens position detector, lens barrel and imaging device
JP4415265B2 (en) *	2005-01-26	2010-02-17	ソニー株式会社	Imaging device and lens barrel
JP2007121734A (en) *	2005-10-28	2007-05-17	Sony Corp	Lens barrel and photographing device
JP4875896B2 (en) *	2006-01-11	2012-02-15	株式会社リコー	Optical scanning device, image forming apparatus including the same, and lens position adjusting method
JP4692337B2 (en) *	2006-03-10	2011-06-01	日本ビクター株式会社	Position detection mechanism
US7864460B2 (en)	2007-08-30	2011-01-04	Panasonic Corporation	Lens barrel
CN102165368B (en) *	2008-09-30	2014-05-07	日本电产科宝株式会社	Image blur correction device, imaging lens unit, and camera unit
TWI399608B (en) *	2009-06-12	2013-06-21	Primax Electronics Ltd	External lens device and installing method therefor
JP5864913B2 (en) *	2011-06-28	2016-02-17	株式会社シグマ	Method for adjusting position detecting device using magnetoresistive element and method for adjusting lens unit
KR20130052754A (en)	2011-09-01	2013-05-23	삼성전자주식회사	Position detecting apparatus and lens barrel assembly with the same
JP5855474B2 (en) *	2012-01-26	2016-02-09	オリンパス株式会社	Lens barrel
DE102012208589A1 (en) *	2012-05-23	2013-11-28	Zf Friedrichshafen Ag	Magnet carrier housing component for e.g. automated shift gear, of motor car, has magnet that is received in carrier housing, where magnet is resiliently pushed towards set of housing walls in support housing
JP6291167B2 (en) *	2013-03-21	2018-03-14	ハイデンハイン株式会社	Linear encoder and linear encoder adjustment method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4959574A (en) *	1988-05-28	1990-09-25	Alps Electric Co., Ltd.	Precision Gap Magnetic Encode Device
US5430375A (en) *	1992-02-07	1995-07-04	Sony Corporation	Position detecting apparatus using magneto-resistance effect element

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS58153320A (en)	1982-03-08	1983-09-12	日本電気ホームエレクトロニクス株式会社	Method of detecting electrode paste
JPS58153320U (en) *	1982-04-02	1983-10-13	株式会社中村製作所	Magnetic detection head support device
JPS62157522A (en)	1985-12-28	1987-07-13	Yamauchi Rubber Ind Co Ltd	Magnetic encoder
JPS62160321U (en) *	1986-03-31	1987-10-12
JP2706776B2 (en)	1988-02-10	1998-01-28	株式会社三協精機製作所	Holder for magnetically sensitive element
JPH0297617A (en)	1988-10-03	1990-04-10	Kawasaki Steel Corp	Production of grain-oriented permanent magnet alloy
KR930009683B1 (en) *	1991-05-16	1993-10-08	삼성전자 주식회사	Operating device of optical system
JP3240845B2 (en) *	1994-07-15	2001-12-25	ミノルタ株式会社	Optical element position detecting device in lens device
JPH1144746A (en) *	1997-07-25	1999-02-16	Matsushita Electric Ind Co Ltd	Magnetic sensor and its fitting method

1998
- 1998-06-15 JP JP16662898A patent/JP3511898B2/en not_active Expired - Lifetime
1999
- 1999-06-15 KR KR1020007001479A patent/KR100322986B1/en not_active IP Right Cessation
- 1999-06-15 WO PCT/JP1999/003186 patent/WO1999066291A1/en active IP Right Grant
- 1999-06-15 EP EP99925330A patent/EP1004854B1/en not_active Expired - Lifetime
- 1999-06-15 DE DE69914293T patent/DE69914293T2/en not_active Expired - Lifetime
- 1999-06-15 US US09/485,761 patent/US6324023B1/en not_active Expired - Lifetime

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4959574A (en) *	1988-05-28	1990-09-25	Alps Electric Co., Ltd.	Precision Gap Magnetic Encode Device
US5430375A (en) *	1992-02-07	1995-07-04	Sony Corporation	Position detecting apparatus using magneto-resistance effect element

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9966291A1 *

Also Published As

Publication number	Publication date
KR20010022876A (en)	2001-03-26
EP1004854B1 (en)	2004-01-21
KR100322986B1 (en)	2002-02-04
US6324023B1 (en)	2001-11-27
WO1999066291A1 (en)	1999-12-23
JP2000002559A (en)	2000-01-07
EP1004854A1 (en)	2000-05-31
DE69914293D1 (en)	2004-02-26
JP3511898B2 (en)	2004-03-29
DE69914293T2 (en)	2004-11-25

Publication	Publication Date	Title
EP1004854A4 (en)	2000-08-30	Position detector and lens barrel
EP0694865A3 (en)	1997-08-27	Position detector
HK1041044A1 (en)	2002-06-28	Orientation angle detector
HUP9700915A3 (en)	2000-02-28	Optical position sensor
GB2319684B (en)	2000-09-06	Scene change detection
ZA9710853B (en)	1999-05-17	Radiation detection
EP1116936A4 (en)	2003-06-25	Position detector
GB2275633B (en)	1996-07-10	Lens blocking
EP1195576A4 (en)	2002-07-31	Optical position detector and rangefinder
EP0985163A4 (en)	2004-05-19	Optical shutter device
GB2312514B (en)	2000-03-29	Detector
GB2309298B (en)	2000-02-23	Optical sensing
HK1001788A1 (en)	1998-07-10	Camera
GB9626824D0 (en)	1997-02-12	Fish-bite detector
GB9928124D0 (en)	2000-01-26	An optical position detector
GB2354896B (en)	2003-09-24	Optical detector
GB2352032B (en)	2003-07-23	Optical detector
GB9908073D0 (en)	1999-06-02	Infrared detector lens
GB2332101B (en)	2000-04-12	Detector
GB2315866B (en)	2001-01-10	Position detection
GB2340248B (en)	2000-03-29	Detector
GB9618591D0 (en)	1996-10-16	Transparent barrel
IL121172A0 (en)	1997-11-20	Shutter
TW456520U (en)	2001-09-21	Eyeglasses-type telescope
GB9624499D0 (en)	1997-01-15	Position detector

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2003-05-02	17Q	First examination report despatched	Effective date: 20030317
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